![]() ![]() 9) Ravi's father said to Ravi, "I was as old as you are at present at the time of your birth." If the father's age is 40 years now, the son's age six years back was:.If together the two pipes can fill the tank in 40 minutes, then the slower pipe alone will be 8) One pipe can fill a tank four times as fast as another pipe.7) If the radius of a circle is increased by 10% then the area is increased by:.If Mohan's brother is 6 years older than Mohan and his mother is 3 years younger than his father, how old was Mohan's sister when Mohan was born? 6) When Mohan was born, his father was 32 years older than his brother, and his mother was 25 years older than his sister.Train 150 meters long passes an electric pole in 15 seconds and another train of same length traveling in opposite direction in 5 seconds. If after 15 days 70 soldiers leave the fort, for how many more days the food will last? 4) A fort has enough food for 35 days for 120.If the weight of the teacher is also included with the class weight, the average weight increases by 1kg. 3) The average weight of a class of 20 students is 35kgs.2) A lady purchased a bag for Rs.500 and sold it at a gain of 25% of the selling price.Find the smallest possible strength of the class? 1) A teacher can divide his class into groups of 7, 11 and 15. ![]()
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